CFR Performance Aluminum Mopar Gen 3 90° Swivel Thermostat Housing

2003–2025 Chrysler 300, Dodge Challenger, Charger, Durango, Magnum, Jeep Grand Cherokee, Ram 1500/2500/3500 5.7L, 6.1L, 6.4L HEMI Engines

Part #: HZ-6151-POL

Overview

The CFR Performance Aluminum Mopar Gen 3 90° Swivel Thermostat Housing is a precision-engineered cooling system upgrade designed specifically for Mopar Gen III HEMI engines. Compatible with 5.7L, 6.1L, and 6.4L HEMI engines found in Dodge, Jeep, Ram, and Chrysler vehicles from 2003 through 2025, this thermostat housing combines durability, adjustability, and style. It is ideal for enthusiasts and professional builders seeking a reliable, corrosion-resistant component that enhances both engine performance and appearance.

Featuring a fully adjustable 90-degree swivel water neck, this housing allows for 360 degrees of rotation, simplifying radiator hose routing in custom and high-performance applications. Whether you’re working on a muscle car restoration, engine swap, or custom cooling setup, this thermostat housing offers the flexibility and quality needed for optimal results.

Key Features

Designed to provide superior fitment and functionality, the CFR Performance thermostat housing includes these standout features:

• 90-degree swivel water neck with 360° rotation for precise radiator hose alignment
• CNC-machined from premium aluminum for enhanced strength and long-lasting durability
• Polished aluminum finish delivers a corrosion-resistant, mirror-like surface for a clean engine bay look
• Compatible with standard 1-3/4" radiator hoses for versatile installation options
• Direct bolt-on fitment for Mopar Gen III HEMI engines, eliminating the need for modifications
• Includes two mounting bolts for easy, hassle-free installation
• Lightweight design reduces engine bay weight without compromising durability
• Ideal for custom cooling system configurations, performance builds, and engine swaps

Construction & Design

This thermostat housing is meticulously CNC-machined from high-quality aluminum, ensuring a robust and reliable component capable of withstanding the demanding conditions of high-performance engines. The polished finish not only protects against corrosion but also enhances the visual appeal of your engine bay, making it suitable for both show cars and daily drivers.

The innovative 90-degree swivel neck design provides unmatched flexibility by allowing the water outlet to rotate a full 360 degrees. This feature is especially advantageous in tight or custom engine bays where standard fixed thermostat housings restrict radiator hose placement options.

Installation & Fitment

Installation is straightforward thanks to the included mounting bolts and direct bolt-on compatibility with Mopar Gen III HEMI engines. This thermostat housing fits a wide range of vehicles equipped with 5.7L, 6.1L, and 6.4L HEMI engines, including popular models such as the Chrysler 300/300C, Dodge Challenger, Charger, Durango, Magnum, Jeep Grand Cherokee, and Ram 1500/2500/3500 from 2003 to 2025.

Before installation, verify radiator hose sizing and positioning to ensure proper fitment, especially in custom or modified engine bays. The swivel design accommodates various radiator and hose configurations without requiring additional adapters or modifications, simplifying custom cooling system setups.

What's Included

• One (1) Polished Aluminum 90° Swivel Thermostat Housing
• Two (2) Mounting Bolts

Ideal For

This thermostat housing is perfect for Mopar enthusiasts and professional builders looking to upgrade their cooling system with a high-quality, adjustable component. It is well-suited for performance builds, engine swaps, and custom radiator setups where flexible hose routing and a clean engine bay appearance are essential. Whether restoring a classic muscle car or building a modern HEMI-powered vehicle, this housing delivers both form and function for Gen III Mopar engines.

CFR Performance is a major automotive supplier and distributor of car and truck accessories. We are a part of a family owned and operated tradition of automotive Excellency, which dates back to the late 1970's. Since then we have put together some new and innovative products for our customers. At CFR, we use our long tradition of wisdom in automotive business and customer satisfaction to provide you with superior quality and cost effective products.